Thunder ransomware – a hazardous computer virus which ads the .[thunderhelp@airmail.cc].thunder appendix to each affected file

Thunder ransomware - a virus which is related to Everbe ransomware.

Thunder ransomware is a cryptovirus which was discovered in July 2018. It is related to infamous Everbe ransomware. This file-encrypting virus infiltrates the system via spam and then starts scanning it for target files that could be encrypted. Encrypted data is marked with the .[thunderhelp@airmail.cc].thunder appendix and cannot be used. After that, a ransom text note called “!=How_recovery_files=!.txt” is displayed on the victim's desktop. This message aims to announce the encryption and urges its victims to contact cybercrooks by using thunderhelp@airmail.cc. The main aim of cyber criminals is to convince users to pay for a decryption key.

'Hello, dear friend!1. [ ALL YOUR FILES HAVE BEEN ENCRYPTED! ]Your files are NOT damaged! Your files are modified only. This modification is reversible. The only 1 way to decrypt your files is to receive the decryption program.2. [ HOW TO RECOVERY FILES? ]To receive the decryption program write on our e-mail: thunderhelp@airmail.ccAnd in subject write your ID: ID-[redacted 6 hex]We send you full instruction how to decrypt all your files.3. [ FREE DECRYPTION! ]Free decryption as guarantee. We guarantee the receipt of the decryption program after payment. To believe, you can give us up to 3 files that we decrypt for free. Files should not be important to you! (databases, backups, large excel sheets, etc.)'

The price of the ransom might vary. However, it typically needs to be paid in a given type of cryptocurrency. Transfers for decryption tools remain secret and cannot be tracked down. However, no matter how tempting the recovery of your locked files seems, avoid contacting the cybercrooks! Moreover, do NOT pay the demanded ransom as there is a big risk of being scammed. Better perform the Thunder ransomware removal as soon as you spot files marked with .[thunderhelp@airmail.cc].thunder extension.

Thunder ransomware uses an AES cipher[1] to lock up important files. It can affect such data:

Images;

Video files;

Audio files;

Databases;

Computer networks;

Servers;

etc.

All decryption keys are out of reach for regular users. According to malware researchers, even the most experienced IT specialists cannot decrypt files encrypted by this ransomware.

Nevertheless, keeping such a virus on the system might lead you to other malware forms.[2] Various harmful programs might find it easier to enter your infected computer, so make sure you don't waste your time after finding yourself affected by a cryptovirus. To avoid such unwanted consequences, you need to remove Thunder ransomware from your PC system as quickly as possible. For such case, we suggest using anti-malware help. Install Reimage or Plumbytes Anti-MalwareNorton Internet Security and run a full system scan.

The main issue caused by Thunder ransomware and other familiar cryptoviruses is a data loss. To prevent the loss of important photos, videos or even art, we recommend storing copies of your important data on external devices, such as a USB drive, external drive or iCloud. If kept in that kind of way, files will remain safe, and you will avoid their corruption.

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Prevent ransomware-type infections

According to IT researchers[3], ransomware is often distributed through phishing emails. Spam messages are set up using misleading techniques, such as trustworthy-looking subject lines, titles, and filenames. However, no matter how safe it seems, be careful with such content, especially if you are not expecting anything significant. If you have even the slightest doubt about the message, either contact the sender to make sure that it is safe or delete this email without taking too long.

Furthermore, some dubious sites and networks might also be used for spreading malware. They might be filled with malicious ads, links or similar harmful content. If you ever encounter a suspicious-looking page, make sure to leave it immediately.

A piece of advice would be to install antivirus protection. According to specialists, every computer should be secured with an antivirus program. All you need to do is make sure that the tool is always updated.

Get rid of Thunder ransomware from your computer system

To remove Thunder virus from your PC system, you need to run an anti-malware tool. Try using antivirus programs such as Reimage or Plumbytes Anti-MalwareNorton Internet Security. Note that you shouldn't try eliminating the threat by yourself as professional and experienced help is needed for this kind of virus.

After you carry out the Thunder ransomware removal, be sure to do some computer system backups to protect yourself in the future. You need to restart your system and run yet another scan to make sure that the virus was deleted successfully.

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What to do if failed?
If you failed to remove infection using Reimage, submit a question to our support team and provide as much details as possible.

Reimage is recommended to uninstall Thunder ransomware. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool. More information about this program can be found in Reimage review.

Log in to your infected account and start the browser. Download Reimage or other legitimate anti-spyware program. Update it before a full system scan and remove malicious files that belong to your ransomware and complete Thunder removal.

If your ransomware is blocking Safe Mode with Networking, try further method.

When a new window shows up, click Next and select your restore point that is prior the infiltration of Thunder. After doing that, click Next.

Now click Yes to start system restore.

Once you restore your system to a previous date, download and scan your computer with Reimage and make sure that Thunder removal is performed successfully.

Bonus: Recover your data

Guide which is presented above is supposed to help you remove Thunder from your computer. To recover your encrypted files, we recommend using a detailed guide prepared by 2-spyware.com security experts.

If you spotted encrypted files, you might be wondering, how to recover them. Here are some tools that might be useful for such a purpose. However, make sure you remove malicious files at first.

If your files are encrypted by Thunder, you can use several methods to restore them: